Games like Garry's Mod

Put your engineering and problem solving skills to the test in this sandbox physics building game! Enjoy the freedom of completely gridless 3D sandbox building combined with hilarious ragdoll third person controls, offering a truly unique and hilarious "Enjeniring" experience!

Ultimate Ragdoll Game is a Sandbox game without any limits. Have fun with ragdolls available in Steam Workshop and build your very own constructions using wide variety of blocks.

Do you like hot dogs? How about horseshoes? Hand grenades? (everyone likes hand grenades) Anyway, we've got all that, and guns. SO MANY GUNS. So if you like ordnance, meat, and far too many groan-worthy puns, this is the VR sandbox game for you.

Space Engineers 2 is a playable Early Access Alpha sandbox focused on engineering, exploration, and colonization in a fully destructible universe. Design and build ships, stations, and planetary bases while uncovering the story of Miro and Ivan Sokol. Help shape the future of the Almagest system.

Developed by the creator of the original Kerbal Space Program, KitHack Model Club is a physics-based model building sandbox that offers limitless freedom for you and your friends. Design, build, battle, fly (and crash!) your very own RC vehicles, or experiment with over 2,400 ready-made vehicles!

Dive into a sandbox full of action and customization! Choose from different game modes like deathmatch, conquest, king of the hill, zombie survival and many more. Create your own scenarios and content in the easy to use in-game editors or use one of the 50k+ workshop items from other players...

Kebab Chefs! is a Co-Op, cooking and restaurant management game that can be played up to 4 players. Design your own restaurant. Cook delicious foods, fill your menu with various recipes, feed customers and become the biggest kebab restaurant in town!

A fully moddable city sandbox with jobs, NPCs, apartments, garages, gangs, and more. Broke Protocol is an open-world action game focused on roleplaying and custom content. Define your goals and identity in a persistent, reactive world where you write your own story.

Embark on your creative journey of vehicle design, as you create and operate vehicles to survive this dangerous open world. Anymaker is a detailed and technical vehicle builder and survival game. Design your chassis, build your engine, connect components, and travel into the unknown.

BOXROOM allows you to design, define and decorate a room - a sanctuary - for your Steam library, and then revel in the organisation of your game collection.

A physics sandbox built on real chemistry. Drop 674 materials into a falling-sand world and watch them react, burn, freeze and explode. Then wire circuits, test wings in a wind tunnel, or split light through lenses — alone or with friends online.

Build impressive skyscrapers pixel-by-pixel, and protect them from the harsh realities of nature. Each pixel is physically simulated to interact with earthquakes, firestorms, blizzards, and tsunamis. Protect your skyline and expand your territory in this relaxing (yet challenging) sandbox builder.

Pilgor's baaack! Gather your herd and venture forth into Goat Simulator 3; an all-new (at least on Steam), totally realistic, sandbox farmyard experience. Invite up to three friends in local or online co-op, create carnage as a team, or compete in mini-games and then not be friends anymore.

Adorable spider chaos! Swing around the house, weave crazy structures, play with physics-based objects, and pull off chores with nothing but your webs and your wits in this madcap sandbox adventure.

Explore and mine fully destructible worlds. Automate increasingly complex production chains. Delve deep to uncover an ancient civilization’s powerful secrets and learn to love the sand in this factory game where every pixel is a valuable resource.

UNDERGROUND MECH FIGHTS! Wrap yourself in 5 tons of metal & go smashing through a dark scene of full-on metal-on-metal violence!

An easygoing sandbox game about building towns for cute vegetable folks. Create your perfect community then watch as the gourdlets make themselves at home. No objectives, no points, just good vibes. Play in full screen, or let your gourdlets hang out at the bottom of your screen!

POWDR is a high performance interactive particle sandbox featuring realistic fluids, sands, solids, interactions, and more! Every pixel is simulated. Every material interacts. Every experiment can become a catastrophe.

A quirky, absolutely content-packed, destructible open-world sandbox adventure with combat, platforming, character customization, and collect-a-thon scavenger hunt experience. Play solo, 2-player split screen, or online co-op for up to 4 players. No paid cosmetic DLC nonsense.

Bulwark blends casual and creative building elements with touches of strategy and exploration. It's an experimental mix of genres that can be enjoyed casually or as an epic conquest featuring naval units, air units, and fortresses.

Step into the role of a hands-on mayor and build your town from the ground up. Plan neighborhoods, automate logistics, and grow your community—all while juggling workers, infrastructure, and day-to-day chaos to create your dream town. Play solo for total control, or bring friends for co-op mayhem.

An experimental clicker base building game. Craft, gather & manage resources, build your base and buy more islands to exploit and expand!

Team up as two quirky construction workers in this fun 2-player co-op platformer! Carry a fragile glass window through colorful levels filled with challenges. Communicate and coordinate to dodge obstacles and solve puzzles. Can you finish the job without breaking the glass?

MewnBase is a space-cat survival and base-building game. Scavenge around a barren planet for items to keep you fed. Explore and collect resources. Craft items and grow your base to help you survive.

Deadzone: Rogue is a roguelite FPS set in space. Blast through swarms of hostile machines, combine powerful augments and elements to forge your build, and grow stronger with each run — solo or in co-op.

The Front is a survival open-world crafting sandbox game. You are a resistance fighter sent back in time to stop the rise of a tyrannical empire. Collect resources, craft tech, build shelters, and fight monsters to accomplish your mission.

From a small village of a dozen people to a small kingdom of thousands of people. Arrange for residents to work, gathering, fishing and hunting, farming and mining, processing and manufacturing. Trade, accumulate supplies, increase your strength, and fight evil forces and monsters.

Online voxel sandbox where you can build anything imaginable. Forget simple cubes – sculpt slopes, curves, and structures of any size with many realistic materials. Your imagination is the only limit!

An Open World Survival Shooter blending hardcore PVP and PVE action. Secure precious loot in safe zones or build your own fortress in the wild. With intense gunfights, stunning visuals, and performance smooth enough for any system, the challenge awaits!

Star Survivor is a space-themed survival game that blends intense deckbuilding strategy. Pilot humanity's last spaceship through the vast galaxy, Unlock powerful weapon combos, collect card modules, and craft unique builds. As the enemy swarms grow denser, will you be the last one standing?

You’re a wizard! And a secret agent. The evil S.P.I.D.E.R crime syndicate has taken over your school, creating chaos. Play solo or up to 4 player co-op as you duel students, discover ancient secrets, and use scandalous spells.

Wizard with a Gun is an online sandbox survival game for 1 - 4 players set in a magical wilderness wrought with dangerous creatures and arcane mysteries. Embark on a journey alone or with a friend to collect, craft, and outfit your wizard however you see fit as you explore the unknown.

Cluckmech Oasis, a top-down shooting Roguelike tower defense game. Play as the Warcluck and lead your team of animal heroes in a fight for survival. Collect, build and upgrade defenses, and engage in intense battle against waves of plant enemies.

A HARDCORE physics-based 1-4 player co-op RAGE GAME about getting home after a wild night out. It was a fun night! Now grab your buddies and walk home. IF YOU REMEMBER HOW.

Juice Galaxy is a happy place to fly around and smack things and drink juice. And explore things. And just, flip around doing stuff.

Explore endless Universe and create the most efficient constellation of colonies. Build conveyor systems to automate production. Take care of Astronauts and their needs! Establish new colonies as part of intergalactic simulation.